Boot



FIG. 1 is a right side, elevational view of a boot illustrating my new design;

FIG. 2 is a front, elevational view thereof;

FIG. 3 is a left side, elevational view thereof;

FIG. 4 is a rear, elevational view thereof; and,

FIG. 5 is a top perspective elevational view of the boot of FIG. 1.

Broken lines are shown herein for illustrative purposes only, and form no part of the claimed design. 

The ornamental design for a boot, as shown and described. 